diff --git a/playbooks/build-server.yml b/playbooks/build-server.yml
index 3bf1f7c..0242f2d 100755
--- a/playbooks/build-server.yml
+++ b/playbooks/build-server.yml
@@ -3,5 +3,5 @@
 - hosts: ffmwu-build-servers
   remote_user: admin
   roles:
-    - prerequisites
-    - ffmwu-build
+  - prerequisites
+  - ffmwu-build
diff --git a/playbooks/gateways.yml b/playbooks/gateways.yml
index e626e5d..969bdc7 100755
--- a/playbooks/gateways.yml
+++ b/playbooks/gateways.yml
@@ -3,34 +3,34 @@
 - hosts: ffmwu-gateways
   remote_user: admin
   roles:
-    - prerequisites
-    - server-apt-repos
-    - server-basic
-    - users
-    - system-sysctl-gateway
-    - git-repos
-    - service-haveged
-    - service-ntpd
-    - kmod-batman
-    - network-routetables
-    - network-batman
-    - network-meshbridge
-    - network-fastd
-    - network-ffrl
-    - network-iptables-gateway
-    - network-routing
-    - service-dhcpd
-    - service-nginx
-    - service-nginx-firmware
-    - service-radvd
-    - service-fastd
-    - service-fastd-mesh
-    - service-fastd-intragate
-    - service-tinc
-    - service-bird
-    - service-bird-icvpn
-    - service-bird-ffrl
-    - service-bind-slave
-    - service-respondd
-    - service-vnstat
-    - service-nullmailer
+  - prerequisites
+  - server-apt-repos
+  - server-basic
+  - users
+  - system-sysctl-gateway
+  - git-repos
+  - service-haveged
+  - service-ntpd
+  - kmod-batman
+  - network-routetables
+  - network-batman
+  - network-meshbridge
+  - network-fastd
+  - network-ffrl
+  - network-iptables-gateway
+  - network-routing
+  - service-dhcpd
+  - service-nginx
+  - service-nginx-firmware
+  - service-radvd
+  - service-fastd
+  - service-fastd-mesh
+  - service-fastd-intragate
+  - service-tinc
+  - service-bird
+  - service-bird-icvpn
+  - service-bird-ffrl
+  - service-bind-slave
+  - service-respondd
+  - service-vnstat
+  - service-nullmailer
diff --git a/playbooks/localtestvm-meshing.yml b/playbooks/localtestvm-meshing.yml
index e6cde23..2de3951 100755
--- a/playbooks/localtestvm-meshing.yml
+++ b/playbooks/localtestvm-meshing.yml
@@ -5,5 +5,5 @@
 - hosts: test-vms
   remote_user: admin
   roles:
-    - prerequisites
-    - ffmwu-meshing
+  - prerequisites
+  - ffmwu-meshing
diff --git a/playbooks/meshing.yml b/playbooks/meshing.yml
index 6dc49f4..1413540 100755
--- a/playbooks/meshing.yml
+++ b/playbooks/meshing.yml
@@ -3,5 +3,5 @@
 - hosts: meshing-srv
   remote_user: admin
   roles:
-    - prerequisites
-    - ffmwu-meshing
+  - prerequisites
+  - ffmwu-meshing
diff --git a/playbooks/servers.yml b/playbooks/servers.yml
index 5a45db1..fe6de2c 100755
--- a/playbooks/servers.yml
+++ b/playbooks/servers.yml
@@ -3,5 +3,5 @@
 - hosts: ff-servers
   remote_user: admin
   roles:
-    - prerequisites
-    - ffmwu-server
+  - prerequisites
+  - ffmwu-server